Chemistry Quiz: Basic Test!

14 Questions | Total Attempts: 52

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Chemistry Quiz: Basic Test!

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Questions and Answers
  • 1. 
    Two features that characterize matter are:
    • A. 

      Mass & Velocity

    • B. 

      Weight & Velocity

    • C. 

      Mass & Volume 

    • D. 

      Weight & Volume

  • 2. 
    A change in the force of Earth’s gravity on an object will affect its:
    • A. 

      Mass

    • B. 

      Density

    • C. 

      Weight

    • D. 

      Kinetic energy

  • 3. 
    Which of the following observations does not involve a quantity?
    • A. 

      A chemical reaction is complete in 2.3 seconds.

    • B. 

      The solid has a mass of 23.4 grams

    • C. 

      The density of aluminum is 2.70 g/cm3.

    • D. 

      Salt deposits form from an evaporated liquid.

  • 4. 
    The unit m3 is used to express:
    • A. 

      Length

    • B. 

      Mass

    • C. 

      Volume

    • D. 

      Density

  • 5. 
    SI standard units for length and mass are:
    • A. 

      Centimeter and gram

    • B. 

      Meter and gram

    • C. 

      Centimeter and kilogram

    • D. 

      Meter and kilogram

  • 6. 
    The abbreviations for units of length in order from smallest to largest are:
    • A. 

      M, cm, mm, km.

    • B. 

      Mm, m, cm, km

    • C. 

      Km, mm, cm, m

    • D. 

      Mm, cm, m, km

  • 7. 
    The conversion factor 1000 ml would be used to change units of                                              1L  (Hint: Set up an imaginary conversion factor question to check your ans)
    • A. 

      Milliliters to liters

    • B. 

      Liters to milliliters

    • C. 

      Volume to units of length

    • D. 

      Length to units of volume

  • 8. 
    A sample of bismuth has a mass of 342 g and a volume of 1.64 cm3. What is the density of bismuth?
    • A. 

      4.80 x 10-3 g/cm3

    • B. 

      209 g/cm3

    • C. 

      344 g/cm3

    • D. 

      561 g/cm3

  • 9. 
    Chemical properties
    • A. 

      Include changes of state of a substance.

    • B. 

      Include mass and color.

    • C. 

      Can be observed when the identity of a substance changes.

    • D. 

      Can be observed only when the identity of a substance can’t bealtered

  • 10. 
    A physical change is observed when:
    • A. 

      Ice melts

    • B. 

      Milk sours

    • C. 

      Silver tarnishes

    • D. 

      Wood burns

  • 11. 
    During a chemical change:
    • A. 

      Energy is absorbed

    • B. 

      Energy is released

    • C. 

      No energy change occurs

    • D. 

      Either (a) or (b), depending on the reaction.

  • 12. 
    An example of a chemical change is:
    • A. 

      Sanding wood

    • B. 

      Melting iron

    • C. 

      Baking bread

    • D. 

      Vaporizing gasoline

  • 13. 
    Which sentence represents the chemical reaction that produces water from hydrogen and oxygen?
    • A. 

      Water minus hydrogen yields oxygen

    • B. 

      Hydrogen plus oxygen yields water.

    • C. 

      Water minus oxygen creates hydrogen

    • D. 

      Water can be separated into hydrogen and oxygen.

  • 14. 
    Burning ethanol (a type of alcohol) in oxygen produces carbon dioxide and water. Which sentence best represents this reaction?
    • A. 

      Ethanol plus carbon dioxide yields oxygen and water

    • B. 

      Water plus carbon dioxide yields ethanol and oxygen

    • C. 

      Carbon dioxide plus water yields ethanol plus oxygen.

    • D. 

      Oxygen plus ethanol yields water and carbon dioxide

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